Is it possible to move in a curved path in the absence of a force?

How are the reproductive cycles of a fungus and a pteridophyte similar? a)both organisms form fruiting bodies that produce diploid seeds. b)both organisms produce haploid spores and exhibit diploid and haploid stages. c)both organisms reproduce sexually when two haploid hyphae fuse. d)both organisms exhibit a diploid stage and are only able to reproduce asexually.

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment

What are two examples of conduction that we use everyday